Clippings/AlphaComposite.c/CenterForground.txt

    err = GraphicsImportGetNaturalBounds( foregroundImporter, &foregroundBounds );
    OffsetRect( &foregroundBounds, 
                (backgroundBounds.right - foregroundBounds.right) / 2,
                (backgroundBounds.bottom - foregroundBounds.bottom) / 2 );
    err = GraphicsImportSetBoundsRect( foregroundImporter,
                                       &foregroundBounds );